package com.bjsxt.socketdemo;

import java.awt.print.Printable;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Scanner;

//发送消息线程
class Send extends Thread{

    private Socket socket;
    public Send(Socket socket){
        this.socket=socket;
    }
    @Override
    public void run() {
        this.sendMsg();
    }
    private void sendMsg(){
        Scanner scanner=null;
        PrintWriter pw = null;

        try {
            scanner = new Scanner(System.in);
            pw=new PrintWriter(this.socket.getOutputStream());
            while(true){
                String msg = scanner.nextLine();
                pw.println(msg);
                pw.flush();
            }

        } catch (IOException e) {
            e.printStackTrace();
        }finally{

            if (pw!=null){
                pw.close();
            }
            if (this.socket!=null){
                try {
                    this.socket.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (scanner!=null){
                scanner.close();
            }
        }
    }
}

//接收消息的线程
class  Receive extends Thread{
    private Socket socket;
    public Receive(Socket socket){
        this.socket=socket;
    }
    @Override
    public void run() {
        this.receiveMsg();
    }

    private void receiveMsg(){
        BufferedReader br=null;
        try {
            br = new BufferedReader(new InputStreamReader(this.socket.getInputStream()));
            while(true){
                String msg = br.readLine();
                System.out.println("他说："+msg);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            if (br!=null){
                try {
                    br.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (this.socket!=null){
                try {
                    this.socket.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }

    }

}

public class ChatSocketServer {
    public static void main(String[] args) {
        ServerSocket serverSocket = null;
        try {
            serverSocket = new ServerSocket(8888);
            System.out.println("服务端启动，监听等待连接");
            Socket socket = serverSocket.accept();
            System.out.println("连接成功");
            new Send(socket).start();
            new Receive(socket).start();
        }catch (Exception e){
            e.printStackTrace();
        }finally {
            if (serverSocket!=null){
                try {
                    serverSocket.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}
